Rahul Gautam has been appointed to lead EY's UK and Ireland Technology, Media and Telecommunications (TMT) practice.
Tanium has appointed Chris Bream as its new chief technology officer.
Rod Freeman is joining the London office as a partner at Cooley, a tech law firm.
Chris Hart, sales and marketing manager, and Angelika Wehnert, administrative assistant, have joined Leeds-based tech company KwizzBit, a web-based gaming platform.
Jan van Vliet has been appointed as EMEA vice president and general manager at Digital Guardian.
Dominic Isola has been appointed as director of strategic accounts at KBC Networks.
Paul Harris has been appointed to the role of managing director at Secarma.
Nuix has appointed Rod Vawdrey as its new CEO.
Panaseer has appointed Andy Chandler as its senior vice president of sales and marketing.
Dan Lowden, Schwark Satyavolu and Paul Kenealy have taken on appointments in the executive leadership team at Digital Shadows.
Rani Johnson has been appointed as global vice president and chief information officer (CIO) at SolarWinds.
ProtectWise has appointed Damon Harvey as vice president, EMEA.
SentinelOne has appointed Bob Parker and Rebecca Kline to its C-suite as chief financial officer and chief marketing officer, respectively.
Matt Cross has been appointed to UK sales director at CensorNet, strengthening its presence in EMEA.
John O'Melia has been appointed as senior vice president of customer success at Seal Software.
Hunton & Williams has appointed Aaron P. Simpson as UK managing partner in its London office.
Fazal Merchant has been appointed as the new chief operating officer and chief financial officer at Tanium, a US cyber-security and systems management company.
Carbon Black has appointed Volker Sommer as German regional sales director.
Natalie Gammon has been appointed as chief information officer at Misys.
Shaun Alexander has been appointed as head of risk at MarketInvoice.
Bedrock Data has appointed Mark Jaffe to its Board of Directors.
Brian J. Miller has joined Forcepoint as senior vice president of customer success and operations.
Vuzion Ireland has appointed Kieran McDonnell as country manager in an office in Sandyford, Dublin.
Kevin Chapman has been appointed as SVP & general manager for SMB Business at Avast.
Will Liu has been appointed as UK general manager at TP-Link.
Sergio Berriz has been appointed as senior vice president engineering at NetComm Wireless Limited.
New staff join team at Evidence Talks
Nuix has appointed Paul Slater as global head of investigations.
Lifesize has appointed Vineet Misra as chief information officer and Bryan Brown as director of security and privacy.
Darren Reho has been appointed as principal consultant at C3IA.